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MMDVM_CM/M172DMR/M172DMR.cpp

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/*
* Copyright (C) 2016,2017 by Jonathan Naylor G4KLX
* Copyright (C) 2018 by Andy Uribe CA6JAU
* Copyright (C) 2020 by Doug McLain AD8DP
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "M172DMR.h"
#include <sys/time.h>
#include <unistd.h>
#include <signal.h>
#include <fcntl.h>
#include <pwd.h>
#define DMR_FRAME_PER 55U
#define M17_FRAME_PER 35U
#define XLX_SLOT 2U
#define XLX_COLOR_CODE 3U
const char* DEFAULT_INI_FILE = "/etc/M172DMR.ini";
const char* HEADER1 = "This software is for use on amateur radio networks only,";
const char* HEADER2 = "it is to be used for educational purposes only. Its use on";
const char* HEADER3 = "commercial networks is strictly prohibited.";
const char* HEADER4 = "Copyright(C) 2018 by AD8DP, CA6JAU, G4KLX and others";
#define M17CHARACTERS " ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-/."
#include <functional>
#include <algorithm>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <clocale>
#include <cctype>
int end = 0;
void sig_handler(int signo)
{
if (signo == SIGTERM) {
end = 1;
::fprintf(stdout, "Received SIGTERM\n");
}
}
void encode_callsign(uint8_t *callsign)
{
const std::string m17_alphabet(M17CHARACTERS);
char cs[10];
memset(cs, 0, sizeof(cs));
memcpy(cs, callsign, strlen((char *)callsign));
uint64_t encoded = 0;
for(int i = std::strlen((char *)callsign)-1; i >= 0; i--) {
auto pos = m17_alphabet.find(cs[i]);
if (pos == std::string::npos) {
pos = 0;
}
encoded *= 40;
encoded += pos;
}
for (int i=0; i<6; i++) {
callsign[i] = (encoded >> (8*(5-i)) & 0xFFU);
}
}
void decode_callsign(uint8_t *callsign)
{
const std::string m17_alphabet(M17CHARACTERS);
uint8_t code[6];
uint64_t coded = callsign[0];
for (int i=1; i<6; i++)
coded = (coded << 8) | callsign[i];
if (coded > 0xee6b27ffffffu) {
//std::cerr << "Callsign code is too large, 0x" << std::hex << coded << std::endl;
return;
}
memcpy(code, callsign, 6);
memset(callsign, 0, 10);
int i = 0;
while (coded) {
callsign[i++] = m17_alphabet[coded % 40];
coded /= 40;
}
}
int main(int argc, char** argv)
{
const char* iniFile = DEFAULT_INI_FILE;
if (argc > 1) {
for (int currentArg = 1; currentArg < argc; ++currentArg) {
std::string arg = argv[currentArg];
if ((arg == "-v") || (arg == "--version")) {
::fprintf(stdout, "P252DMR version %s\n", VERSION);
return 0;
} else if (arg.substr(0, 1) == "-") {
::fprintf(stderr, "Usage: P252DMR [-v|--version] [filename]\n");
return 1;
} else {
iniFile = argv[currentArg];
}
}
}
// Capture SIGTERM to finish gracelessly
if (signal(SIGTERM, sig_handler) == SIG_ERR)
::fprintf(stdout, "Can't catch SIGTERM\n");
CM172DMR* gateway = new CM172DMR(std::string(iniFile));
int ret = gateway->run();
delete gateway;
return ret;
}
CM172DMR::CM172DMR(const std::string& configFile) :
m_callsign(),
m_m17Ref(),
m_conf(configFile),
m_dmrNetwork(NULL),
m_dmrlookup(NULL),
m_conv(),
m_colorcode(1U),
m_srcHS(1U),
m_defsrcid(1U),
m_dstid(1U),
m_dmrpc(false),
m_dmrSrc(1U),
m_dmrDst(1U),
m_dmrLastDT(0U),
m_m17Frame(NULL),
m_m17Frames(0U),
m_dmrFrame(NULL),
m_dmrFrames(0U),
m_EmbeddedLC(),
m_dmrflco(FLCO_GROUP),
m_dmrinfo(false),
m_xlxmodule(),
m_xlxConnected(false),
m_xlxReflectors(NULL),
m_xlxrefl(0U),
m_firstSync(false)
{
m_m17Frame = new unsigned char[100U];
m_dmrFrame = new unsigned char[50U];
::memset(m_m17Frame, 0U, 100U);
::memset(m_dmrFrame, 0U, 50U);
}
CM172DMR::~CM172DMR()
{
delete[] m_m17Frame;
delete[] m_dmrFrame;
}
int CM172DMR::run()
{
bool ret = m_conf.read();
if (!ret) {
::fprintf(stderr, "M172DMR: cannot read the .ini file\n");
return 1;
}
setlocale(LC_ALL, "C");
unsigned int logDisplayLevel = m_conf.getLogDisplayLevel();
if(m_conf.getDaemon())
logDisplayLevel = 0U;
bool m_daemon = m_conf.getDaemon();
if (m_daemon) {
// Create new process
pid_t pid = ::fork();
if (pid == -1) {
::fprintf(stderr, "Couldn't fork() , exiting\n");
return -1;
} else if (pid != 0)
exit(EXIT_SUCCESS);
// Create new session and process group
if (::setsid() == -1) {
::fprintf(stderr, "Couldn't setsid(), exiting\n");
return -1;
}
// Set the working directory to the root directory
if (::chdir("/") == -1) {
::fprintf(stderr, "Couldn't cd /, exiting\n");
return -1;
}
// If we are currently root...
if (getuid() == 0) {
struct passwd* user = ::getpwnam("mmdvm");
if (user == NULL) {
::fprintf(stderr, "Could not get the mmdvm user, exiting\n");
return -1;
}
uid_t mmdvm_uid = user->pw_uid;
gid_t mmdvm_gid = user->pw_gid;
// Set user and group ID's to mmdvm:mmdvm
if (setgid(mmdvm_gid) != 0) {
::fprintf(stderr, "Could not set mmdvm GID, exiting\n");
return -1;
}
if (setuid(mmdvm_uid) != 0) {
::fprintf(stderr, "Could not set mmdvm UID, exiting\n");
return -1;
}
// Double check it worked (AKA Paranoia)
if (setuid(0) != -1) {
::fprintf(stderr, "It's possible to regain root - something is wrong!, exiting\n");
return -1;
}
}
}
ret = ::LogInitialise(m_conf.getLogFilePath(), m_conf.getLogFileRoot(), m_conf.getLogFileLevel(), logDisplayLevel);
if (!ret) {
::fprintf(stderr, "M172DMR: unable to open the log file\n");
return 1;
}
if (m_daemon) {
::close(STDIN_FILENO);
::close(STDOUT_FILENO);
::close(STDERR_FILENO);
}
LogInfo(HEADER1);
LogInfo(HEADER2);
LogInfo(HEADER3);
LogInfo(HEADER4);
m_callsign = m_conf.getCallsign();
m_m17Ref = m_conf.getM17DstName();
char module = m_m17Ref.c_str()[m_m17Ref.find(' ')+1];
std::string m17_dstAddress = m_conf.getM17DstAddress();
unsigned int m17_dstPort = m_conf.getM17DstPort();
std::string m17_localAddress = m_conf.getM17LocalAddress();
unsigned int m17_localPort = m_conf.getM17LocalPort();
bool m17_debug = m_conf.getM17NetworkDebug();
m_conv.setM17GainAdjDb(m_conf.getM17GainAdjDb());
uint16_t streamid = 0;
unsigned char m17_src[10];
unsigned char m17_dst[10];
memcpy(m17_src, m_callsign.c_str(), 9);
m17_src[9] = 0x00;
encode_callsign(m17_src);
std::string fileName = m_conf.getDMRXLXFile();
m_xlxReflectors = new CReflectors(fileName, 60U);
m_xlxReflectors->load();
m_m17Network = new CM17Network(m17_localAddress, m17_localPort, m17_dstAddress, m17_dstPort, m17_src, m17_debug);
ret = m_m17Network->open();
if (!ret) {
::LogError("Cannot open the M17 network port");
::LogFinalise();
return 1;
}
ret = createDMRNetwork();
if (!ret) {
::LogError("Cannot open DMR Network");
::LogFinalise();
return 1;
}
std::string lookupFile = m_conf.getDMRIdLookupFile();
unsigned int reloadTime = m_conf.getDMRIdLookupTime();
m_dmrlookup = new CDMRLookup(lookupFile, reloadTime);
m_dmrlookup->read();
if (m_dmrpc)
m_dmrflco = FLCO_USER_USER;
else
m_dmrflco = FLCO_GROUP;
CTimer networkWatchdog(100U, 0U, 1500U);
CTimer pollTimer(1000U, 5U);
std::string name = m_conf.getDescription();
CStopWatch stopWatch;
CStopWatch m17Watch;
CStopWatch dmrWatch;
stopWatch.start();
m17Watch.start();
dmrWatch.start();
pollTimer.start();
unsigned char m17_cnt = 0;
unsigned char dmr_cnt = 0;
m_m17Network->writeLink(module);
LogMessage("Starting M172DMR-%s", VERSION);
for (; end == 0;) {
unsigned char buffer[2000U];
CDMRData tx_dmrdata;
unsigned int ms = stopWatch.elapsed();
if (m_dmrNetwork->isConnected() && !m_xlxmodule.empty() && !m_xlxConnected) {
writeXLXLink(m_defsrcid, m_dstid, m_dmrNetwork);
LogMessage("XLX, Linking to reflector XLX%03u, module %s", m_xlxrefl, m_xlxmodule.c_str());
m_xlxConnected = true;
}
while (m_m17Network->readData(m_m17Frame, 54U) > 0U) {
//CUtils::dump(1U, "M17 Data", m_p25Frame, 22U);
if (!memcmp(m_m17Frame, "M17 ", 4)) {
if (m_m17Frame[34] == 0 && m_m17Frame[35] == 0) {
m_m17Frames = 0;
m_conv.putM17Header();
}
else if (m_m17Frame[34U] & 0x80U) {
LogMessage("M17 received end of voice transmission, %.1f seconds", float(m_m17Frames) / 25.0F);
m_conv.putM17EOT();
}
else{
m_conv.putM17(m_m17Frame);
}
uint8_t cs[10];
memcpy(cs, m_m17Frame+12, 6);
decode_callsign(cs);
std::string css((char *)cs);
css = css.substr(0, css.find(' '));
int dmrid = m_dmrlookup->findID(css);
if(dmrid){
m_dmrSrc = dmrid;
}
m_m17Frames++;
}
}
if (dmrWatch.elapsed() > DMR_FRAME_PER) {
unsigned int dmrFrameType = m_conv.getDMR(m_dmrFrame);
if(dmrFrameType == TAG_HEADER) {
LogMessage("Sending DMR Header");
CDMRData rx_dmrdata;
dmr_cnt = 0U;
rx_dmrdata.setSlotNo(2U);
rx_dmrdata.setSrcId(m_dmrSrc);
rx_dmrdata.setDstId(m_dstid);
rx_dmrdata.setFLCO(m_dmrflco);
rx_dmrdata.setN(0U);
rx_dmrdata.setSeqNo(0U);
rx_dmrdata.setBER(0U);
rx_dmrdata.setRSSI(0U);
rx_dmrdata.setDataType(DT_VOICE_LC_HEADER);
// Add sync
CSync::addDMRDataSync(m_dmrFrame, 0);
// Add SlotType
CDMRSlotType slotType;
slotType.setColorCode(m_colorcode);
slotType.setDataType(DT_VOICE_LC_HEADER);
slotType.getData(m_dmrFrame);
// Full LC
CDMRLC dmrLC = CDMRLC(m_dmrflco, m_dmrSrc, m_dstid);
CDMRFullLC fullLC;
fullLC.encode(dmrLC, m_dmrFrame, DT_VOICE_LC_HEADER);
m_EmbeddedLC.setLC(dmrLC);
rx_dmrdata.setData(m_dmrFrame);
//CUtils::dump(1U, "DMR data:", m_dmrFrame, 33U);
for (unsigned int i = 0U; i < 3U; i++) {
rx_dmrdata.setSeqNo(dmr_cnt);
m_dmrNetwork->write(rx_dmrdata);
dmr_cnt++;
}
dmrWatch.start();
}
else if(dmrFrameType == TAG_EOT) {
LogMessage("Sending DMR EOT");
CDMRData rx_dmrdata;
unsigned int n_dmr = (dmr_cnt - 3U) % 6U;
unsigned int fill = (6U - n_dmr);
if (n_dmr) {
for (unsigned int i = 0U; i < fill; i++) {
CDMREMB emb;
CDMRData rx_dmrdata;
rx_dmrdata.setSlotNo(2U);
rx_dmrdata.setSrcId(m_dmrSrc);
rx_dmrdata.setDstId(m_dstid);
rx_dmrdata.setFLCO(m_dmrflco);
rx_dmrdata.setN(n_dmr);
rx_dmrdata.setSeqNo(dmr_cnt);
rx_dmrdata.setBER(0U);
rx_dmrdata.setRSSI(0U);
rx_dmrdata.setDataType(DT_VOICE);
::memcpy(m_dmrFrame, DMR_SILENCE_DATA, DMR_FRAME_LENGTH_BYTES);
// Generate the Embedded LC
unsigned char lcss = m_EmbeddedLC.getData(m_dmrFrame, n_dmr);
// Generate the EMB
emb.setColorCode(m_colorcode);
emb.setLCSS(lcss);
emb.getData(m_dmrFrame);
rx_dmrdata.setData(m_dmrFrame);
//CUtils::dump(1U, "DMR data:", m_dmrFrame, 33U);
m_dmrNetwork->write(rx_dmrdata);
n_dmr++;
dmr_cnt++;
//m_p25Frames = 0;
}
}
rx_dmrdata.setSlotNo(2U);
rx_dmrdata.setSrcId(m_dmrSrc);
rx_dmrdata.setDstId(m_dstid);
rx_dmrdata.setFLCO(m_dmrflco);
rx_dmrdata.setN(n_dmr);
rx_dmrdata.setSeqNo(dmr_cnt);
rx_dmrdata.setBER(0U);
rx_dmrdata.setRSSI(0U);
rx_dmrdata.setDataType(DT_TERMINATOR_WITH_LC);
// Add sync
CSync::addDMRDataSync(m_dmrFrame, 0);
// Add SlotType
CDMRSlotType slotType;
slotType.setColorCode(m_colorcode);
slotType.setDataType(DT_TERMINATOR_WITH_LC);
slotType.getData(m_dmrFrame);
// Full LC
CDMRLC dmrLC = CDMRLC(m_dmrflco, m_dmrSrc, m_dstid);
CDMRFullLC fullLC;
fullLC.encode(dmrLC, m_dmrFrame, DT_TERMINATOR_WITH_LC);
rx_dmrdata.setData(m_dmrFrame);
//CUtils::dump(1U, "DMR data:", m_dmrFrame, 33U);
m_dmrNetwork->write(rx_dmrdata);
dmrWatch.start();
}
else if(dmrFrameType == TAG_DATA) {
LogMessage("Sending DMR Data");
CDMREMB emb;
CDMRData rx_dmrdata;
unsigned int n_dmr = (dmr_cnt - 3U) % 6U;
rx_dmrdata.setSlotNo(2U);
rx_dmrdata.setSrcId(m_dmrSrc);
rx_dmrdata.setDstId(m_dstid);
rx_dmrdata.setFLCO(m_dmrflco);
rx_dmrdata.setN(n_dmr);
rx_dmrdata.setSeqNo(dmr_cnt);
rx_dmrdata.setBER(0U);
rx_dmrdata.setRSSI(0U);
if (!n_dmr) {
rx_dmrdata.setDataType(DT_VOICE_SYNC);
// Add sync
CSync::addDMRAudioSync(m_dmrFrame, 0U);
// Prepare Full LC data
CDMRLC dmrLC = CDMRLC(m_dmrflco, m_dmrSrc, m_dstid);
// Configure the Embedded LC
m_EmbeddedLC.setLC(dmrLC);
}
else {
rx_dmrdata.setDataType(DT_VOICE);
// Generate the Embedded LC
unsigned char lcss = m_EmbeddedLC.getData(m_dmrFrame, n_dmr);
// Generate the EMB
emb.setColorCode(m_colorcode);
emb.setLCSS(lcss);
emb.getData(m_dmrFrame);
}
rx_dmrdata.setData(m_dmrFrame);
//CUtils::dump(1U, "DMR data:", m_dmrFrame, 33U);
m_dmrNetwork->write(rx_dmrdata);
dmr_cnt++;
dmrWatch.start();
}
}
while (m_dmrNetwork->read(tx_dmrdata) > 0U) {
m_dmrSrc = tx_dmrdata.getSrcId();
m_dmrDst = tx_dmrdata.getDstId();
if(!m_dmrSrc){
m_dmrSrc = m_srcHS;
}
memset(m17_src, 0, 10);
std::string css = m_dmrlookup->findCS(m_dmrSrc);
memcpy(m17_src, css.c_str(), css.size());
m17_src[css.size()] = ' ';
m17_src[css.size()+1] = 'D';
encode_callsign(m17_src);
FLCO netflco = tx_dmrdata.getFLCO();
unsigned char DataType = tx_dmrdata.getDataType();
if (!tx_dmrdata.isMissing()) {
networkWatchdog.start();
if(DataType == DT_TERMINATOR_WITH_LC) {
if (m_dmrFrames == 0U) {
m_dmrNetwork->reset(2U);
networkWatchdog.stop();
m_dmrinfo = false;
m_firstSync = false;
break;
}
LogMessage("DMR received end of voice transmission, %.1f seconds", float(m_dmrFrames) / 16.667F);
m_conv.putDMREOT();
m_dmrNetwork->reset(2U);
networkWatchdog.stop();
m_dmrFrames = 0U;
m_dmrinfo = false;
m_firstSync = false;
}
if((DataType == DT_VOICE_LC_HEADER) && (DataType != m_dmrLastDT)) {
std::string netSrc = m_dmrlookup->findCS(m_dmrSrc);
std::string netDst = (netflco == FLCO_GROUP ? "TG " : "") + m_dmrlookup->findCS(m_dmrDst);
m_conv.putDMRHeader();
LogMessage("DMR header received from %s to %s", netSrc.c_str(), netDst.c_str());
m_dmrinfo = true;
m_dmrFrames = 0U;
m_firstSync = false;
}
if(DataType == DT_VOICE_SYNC)
m_firstSync = true;
if((DataType == DT_VOICE_SYNC || DataType == DT_VOICE) && m_firstSync) {
unsigned char dmr_frame[50];
tx_dmrdata.getData(dmr_frame);
if (!m_dmrinfo) {
std::string netSrc = m_dmrlookup->findCS(m_dmrSrc);
std::string netDst = (netflco == FLCO_GROUP ? "TG " : "") + m_dmrlookup->findCS(m_dmrDst);
m_conv.putDMRHeader();
LogMessage("DMR late entry from %s to %s", netSrc.c_str(), netDst.c_str());
m_dmrinfo = true;
}
m_conv.putDMR(dmr_frame);
m_dmrFrames++;
}
}
else {
if(DataType == DT_VOICE_SYNC || DataType == DT_VOICE) {
unsigned char dmr_frame[50];
tx_dmrdata.getData(dmr_frame);
m_conv.putDMR(dmr_frame);
m_dmrFrames++;
}
networkWatchdog.clock(ms);
if (networkWatchdog.hasExpired()) {
LogDebug("Network watchdog has expired, %.1f seconds", float(m_dmrFrames) / 16.667F);
m_dmrNetwork->reset(2U);
networkWatchdog.stop();
m_dmrFrames = 0U;
m_dmrinfo = false;
}
}
m_dmrLastDT = DataType;
}
if (m17Watch.elapsed() > M17_FRAME_PER) {
unsigned int m17FrameType = m_conv.getM17(m_m17Frame);
if(m17FrameType == TAG_HEADER) {
m17_cnt = 0U;
m17Watch.start();
streamid = static_cast<uint16_t>((::rand() & 0xFFFF));
memcpy(m17_dst, m_m17Ref.c_str(), m_m17Ref.size());
m17_dst[9] = 0x00;
encode_callsign(m17_dst);
memcpy(buffer, "M17 ", 4);
memcpy(buffer+4, &streamid, 2);
memcpy(buffer+6, m17_dst, 6);
memcpy(buffer+12, m17_src, 6);
buffer[19] = 0x05;
memcpy(buffer+36, m_m17Frame, 16);
m_m17Network->writeData(buffer, 54U);
}
else if(m17FrameType == TAG_EOT) {
m17_cnt |= 0x8000;
memcpy(buffer, "M17 ", 4);
memcpy(buffer+4, &streamid, 2);
memcpy(buffer+6, m17_dst, 6);
memcpy(buffer+12, m17_src, 6);
buffer[19] = 0x05;
buffer[34] = m17_cnt >> 8;
buffer[35] = m17_cnt & 0xff;
memcpy(buffer+36, m_m17Frame, 16);
m_m17Network->writeData(buffer, 54U);
m17Watch.start();
}
else if(m17FrameType == TAG_DATA) {
//CUtils::dump(1U, "M17 Data", m_p25Frame, 11U);
m17_cnt++;
memcpy(buffer, "M17 ", 4);
memcpy(buffer+4, &streamid, 2);
memcpy(buffer+6, m17_dst, 6);
memcpy(buffer+12, m17_src, 6);
buffer[19] = 0x05;
buffer[34] = m17_cnt >> 8;
buffer[35] = m17_cnt & 0xff;
memcpy(buffer+36, m_m17Frame, 16);
m_m17Network->writeData(buffer, 54U);
m17Watch.start();
}
}
stopWatch.start();
pollTimer.clock(ms);
if (pollTimer.isRunning() && pollTimer.hasExpired()) {
m_m17Network->writePoll();
pollTimer.start();
}
if(m_dmrNetwork->clock(ms)){
m_xlxConnected = false;
}
if (m_xlxReflectors != NULL)
m_xlxReflectors->clock(ms);
if (ms < 5U) CThread::sleep(5U);
}
m_m17Network->close();
m_dmrNetwork->close();
delete m_dmrNetwork;
delete m_m17Network;
if (m_xlxReflectors != NULL)
delete m_xlxReflectors;
::LogFinalise();
return 0;
}
bool CM172DMR::createDMRNetwork()
{
std::string address = m_conf.getDMRNetworkAddress();
m_xlxmodule = m_conf.getDMRXLXModule();
m_xlxrefl = m_conf.getDMRXLXReflector();
unsigned int port = m_conf.getDMRNetworkPort();
unsigned int local = m_conf.getDMRNetworkLocal();
std::string password = m_conf.getDMRNetworkPassword();
bool debug = m_conf.getDMRNetworkDebug();
unsigned int jitter = m_conf.getDMRNetworkJitter();
bool slot1 = false;
bool slot2 = true;
bool duplex = false;
HW_TYPE hwType = HWT_MMDVM;
m_srcHS = m_conf.getDMRId();
m_colorcode = 1U;
if (m_xlxmodule.empty()) {
m_dstid = m_conf.getDMRDstId();
m_dmrpc = m_conf.getDMRPC();
}
else {
const char *xlxmod = m_xlxmodule.c_str();
m_dstid = 4000 + xlxmod[0] - 64;
m_dmrpc = 0;
CReflector* reflector = m_xlxReflectors->find(m_xlxrefl);
if (reflector == NULL)
return false;
address = reflector->m_address;
}
if (m_srcHS > 99999999U)
m_defsrcid = m_srcHS / 100U;
else if (m_srcHS > 9999999U)
m_defsrcid = m_srcHS / 10U;
else
m_defsrcid = m_srcHS;
LogMessage("DMR Network Parameters");
LogMessage(" ID: %u", m_srcHS);
LogMessage(" Default SrcID: %u", m_defsrcid);
if (!m_xlxmodule.empty()) {
LogMessage(" XLX Reflector: %d", m_xlxrefl);
LogMessage(" XLX Module: %s (%d)", m_xlxmodule.c_str(), m_dstid);
}
else {
LogMessage(" Startup DstID: %s%u", m_dmrpc ? "" : "TG ", m_dstid);
LogMessage(" Address: %s", address.c_str());
}
LogMessage(" Port: %u", port);
if (local > 0U)
LogMessage(" Local: %u", local);
else
LogMessage(" Local: random");
LogMessage(" Jitter: %ums", jitter);
m_dmrNetwork = new CDMRNetwork(address, port, local, m_srcHS, password, duplex, VERSION, debug, slot1, slot2, hwType, jitter);
std::string options = m_conf.getDMRNetworkOptions();
if (!options.empty()) {
LogMessage(" Options: %s", options.c_str());
m_dmrNetwork->setOptions(options);
}
unsigned int rxFrequency = m_conf.getRxFrequency();
unsigned int txFrequency = m_conf.getTxFrequency();
unsigned int power = m_conf.getPower();
float latitude = m_conf.getLatitude();
float longitude = m_conf.getLongitude();
int height = m_conf.getHeight();
std::string location = m_conf.getLocation();
std::string description = m_conf.getDescription();
std::string url = m_conf.getURL();
LogMessage("Info Parameters");
LogMessage(" Callsign: %s", m_callsign.c_str());
LogMessage(" RX Frequency: %uHz", rxFrequency);
LogMessage(" TX Frequency: %uHz", txFrequency);
LogMessage(" Power: %uW", power);
LogMessage(" Latitude: %fdeg N", latitude);
LogMessage(" Longitude: %fdeg E", longitude);
LogMessage(" Height: %um", height);
LogMessage(" Location: \"%s\"", location.c_str());
LogMessage(" Description: \"%s\"", description.c_str());
LogMessage(" URL: \"%s\"", url.c_str());
m_dmrNetwork->setConfig(m_callsign, rxFrequency, txFrequency, power, m_colorcode, latitude, longitude, height, location, description, url);
bool ret = m_dmrNetwork->open();
if (!ret) {
delete m_dmrNetwork;
m_dmrNetwork = NULL;
return false;
}
m_dmrNetwork->enable(true);
return true;
}
void CM172DMR::writeXLXLink(unsigned int srcId, unsigned int dstId, CDMRNetwork* network)
{
assert(network != NULL);
unsigned int streamId = ::rand() + 1U;
CDMRData data;
data.setSlotNo(XLX_SLOT);
data.setFLCO(FLCO_USER_USER);
data.setSrcId(srcId);
data.setDstId(dstId);
data.setDataType(DT_VOICE_LC_HEADER);
data.setN(0U);
data.setStreamId(streamId);
unsigned char buffer[DMR_FRAME_LENGTH_BYTES];
CDMRLC lc;
lc.setSrcId(srcId);
lc.setDstId(dstId);
lc.setFLCO(FLCO_USER_USER);
CDMRFullLC fullLC;
fullLC.encode(lc, buffer, DT_VOICE_LC_HEADER);
CDMRSlotType slotType;
slotType.setColorCode(XLX_COLOR_CODE);
slotType.setDataType(DT_VOICE_LC_HEADER);
slotType.getData(buffer);
CSync::addDMRDataSync(buffer, true);
data.setData(buffer);
for (unsigned int i = 0U; i < 3U; i++) {
data.setSeqNo(i);
network->write(data);
}
data.setDataType(DT_TERMINATOR_WITH_LC);
fullLC.encode(lc, buffer, DT_TERMINATOR_WITH_LC);
slotType.setDataType(DT_TERMINATOR_WITH_LC);
slotType.getData(buffer);
data.setData(buffer);
for (unsigned int i = 0U; i < 2U; i++) {
data.setSeqNo(i + 3U);
network->write(data);
}
}
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